Unbeknown : অপ্রসিদ্ধ; অপরিজ্ঞাত;
Related Words
unbecoming  unbeknown  unbeknownst  See Words Also In
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Appropriate Prepositions
Angry for (কোন কাজে রাগান্বিত হওয়া): Rahim was angry with me for my having done this.
Apply to (কারো কাছে আবেদন করা): He applied to the principal for free admission.
Careful of (সতর্ক): He is very careful of his fault.
Contemporary of (সমসাময়িক): William Wordsworth was a contemporary for greater efficiency.
Shout at (চিৎকার করে ডাকা): Do not shout at your parents.
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Idioms
Breathe one’s last (decease, die- শেষ নিঃশেষ ত্যাগ করা, মরে যাওয়া) The man breathed his last in his native village.
Rank and file (সাধারণ লোক): We should pay attention to the rank and file of the country.
Take into account (বিবেচনা করা): Your activities should be taken into account.
Under age (অপ্রাপ্ত বয়স্ক)- He could not cast his vote because he was under age.
Weal and woe (joy and sorrow, সুখ দঃখ) —Human life is full of weal and woe.